Get Ready for your Lifeguard Class:
Get ready to swim
A. SWIM 300 yards continuously using front crawl or breaststroke
B. TREAD for 2 minutes using legs only
C. BRICK TEST: Surface dive to the bottom of the deep end and retrieve a 10 lb brick.
Detailed explanation here
How much do you really know about lifeguard equipment?
Countdown to Memorial Day Weekend
Traditionally, American pools open on the last weekend in May.